| From: | Peter Geoghegan <pg(at)heroku(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)2ndquadrant(dot)com> |
| Cc: | Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: INSERT...ON DUPLICATE KEY LOCK FOR UPDATE |
| Date: | 2013-11-27 09:29:59 |
| Message-ID: | CAM3SWZQe-KiA79d4=6FBQK4Rgg0RVbWkYT6JnN2qJ+qCPWbzHw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Nov 27, 2013 at 1:20 AM, Andres Freund <andres(at)2ndquadrant(dot)com> wrote:
> Even the "deadlock detected" errors might be a fkey-locking issue. Bug
> #8434, but that's really hard to know without more details.
Thanks, I was aware of that but didn't make the connection.
I've written a test-case that is designed to exercise one case that
deadlocks like crazy - deadlocking is the expected, correct behavior.
The deadlock errors are not in themselves suspicious. Actually, if
anything I find it suspicious that there aren't more deadlocks.
--
Peter Geoghegan
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